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WAITE Chapter 6.3
Controlling Chemical Reactions
| Term | Definition |
|---|---|
| Activation Energy | the minimum amount of energy needed to start a chemical reaction |
| Concentration | the amount of a substance in a given volume |
| Catalyst | a material that increases the rate of a reaction by lowering the activation energy |
| Enzyme | a protein that increases the rates of reactions in living things |
| Inhibitor | a material used to decrease the rate of a reaction, such as preservatives to prevent food spoiling |